Letter Collecting Event is a special event in Counter-Strike Online Indonesia.
Overview
During this event, the player will receive a special tasks to receive letter cards. Usually the tasks will be like this:
- Card 1: Log in to the game.
- Card 2: Play for the given period.
- Card 3: Collect the given kill points.
- Card 4: Can be obtained from Code Box.
Weapons
- Main article: Blood Dripper.
A weapon designed for killing zombie, it can be projected through the target's body and then flies back to users in certain distances. The Dripper can be recovered within the throwing range, if not, it will be destroyed. Special attack will activate once the user hits the enemy's head that can inflict tremendous damage.
Letters
| Alphabet | Task |
|---|---|
 | Log in within the event period. |
 | Play for 300 minutes cumulatively. |
 | Collect 8000 Kill Points. |
 | Can be obtained rarely from Mileage Decoder. |
- Main article: Horn Kujang.
A hunting weapon made by processing the horns of the sheep to celebrate the Sheep Year. It features a hook shape and can take down an opponent easily with a sharp chopping or optimizing attack.
Letters
| Alphabet | Task |
|---|---|
 | Log in within the event period. |
 | Play for 150 minutes cumulatively. |
 | Collect 3000 Kill Points. |
 | Play 30 minutes each day, for 7 days continuously. |
- Main article: Ripper.
The Ripper is capable to do extreme damage in a short time. It uses 200 liters of gasoline as its ammunition. Once it runs out, only the secondary fire mode can be used. The secondary fire mode makes a horizontal slash and inflicts high knockback against multiple targets while not using up any gasoline.
Letters
| Alphabet | Task |
|---|---|
 | Log in within the event period. |
 | Play for 300 minutes cumulatively. |
 | Collect 8000 Kill Points. |
 | Can be obtained rarely from Code Box. |
- Main article: Horse Axe.
Horse axe is a Lunar New Year weapon version of Tomahawk. It was released alongside the Horse Year and can be obtained via Letter Collecting Event. It sports a different animation for each attack.
Letters
| Alphabet | Task |
|---|---|
 | Log in to receive |
 | Play for 150 minutes |
 | 2015 kills |
 | Code Box |
- Main article: MP7A1 Unicorn.
MP7A1 Unicorn is the Lunar New Year Weapon version of MP7A1, it can be obtained via Letter Collecting Event. It shares the same performances as the ordinary counterpart except that it lacks the semi-auto mode.
Letters
| Alphabet | Task |
|---|---|
 | Obtain 10 minutes of play time daily, 7 times total |
 | Log in on the specified dates |
- Main article: Black Dragon Cannon.
The Black Dragon Cannon is capable of firing 20 explosive Cannon Rounds which detonate within the targeted area creating a large volcano-like explosion that deals tremendous damage to anything in its radius. Also, the weapon's gun barrel is built short, granting excellent mobility in combat.
Letters
| Alphabet | Task |
|---|---|
 | Log in within the event period. |
 | Play for 5 hours cumulatively. |
 | Collect 8000 Kill Points. |
 | Can be obtained rarely from Code Box. |
- Main article: TMP Dragon.
A dragon-themed variant of TMP which can be only obtained via special events of New Year. It has a built-in silencer. It can be purchased by the Terrorist too.
Letters
| Number | Task |
|---|---|
 | Log in to the game. |
 | Play for 2 hours and 30 minutes during this event. |
 | Collect 2014 Kill Points. |
 | Can be obtained from Code Box. |
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